在域内跨服务器上传文件

using System.Runtime.InteropServices;

 try
                {
                    string userName = ConfigurationSettings.AppSettings["UpLoadUserName"];
                    string passWord = ConfigurationSettings.AppSettings["UpLoadPassWord"];
                    string domain = ConfigurationSettings.AppSettings["UpLoadDomain"];

                    using (IdentityScope c = new IdentityScope(userName, domain, passWord))
                    {
                        if (!System.IO.Directory.Exists(Path1))
                        {
                            System.IO.Directory.CreateDirectory(Path1);
                        }
                        Guid icoguid = Guid.NewGuid();
                        string icoName = icoguid + this.upload_img.PostedFile.FileName.Substring(this.upload_img.PostedFile.FileName.LastIndexOf('.'));
                        //string imgpath = Path + @"\" + icoName;
                        string imgpath1 = Path1 + icoName;
                        model.ApplicationIconUri = icoName;
                        this.upload_img.PostedFile.SaveAs(imgpath1);
                        icoid.Value = icoName;

                        //往第2台服务器上传
                        string imgpath2 = Path2 + icoName;
                        this.upload_img.PostedFile.SaveAs(imgpath1);
                    }
                }
                catch (Exception ex)
                {
                    string aa = ex.Message;
                }

 public class IdentityScope : IDisposable
    {

        // obtains user token  

        [DllImport("advapi32.dll", SetLastError = true)]

        static extern bool LogonUser(string pszUsername, string pszDomain, string pszPassword,

            int dwLogonType, int dwLogonProvider, ref IntPtr phToken);

        // closes open handes returned by LogonUser  

        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]

        extern static bool CloseHandle(IntPtr handle);

        [DllImport("Advapi32.DLL")]

        static extern bool ImpersonateLoggedOnUser(IntPtr hToken);

        [DllImport("Advapi32.DLL")]

        static extern bool RevertToSelf();

        const int LOGON32_PROVIDER_DEFAULT = 0;

        const int LOGON32_LOGON_NEWCREDENTIALS = 2;//域控中的需要用:Interactive = 2;   非域控中的需要用:Interactive = 9‘; 

        private bool disposed;

        public IdentityScope(string sUsername, string sDomain, string sPassword)
        {

            // initialize tokens  

            IntPtr pExistingTokenHandle = new IntPtr(0);

            IntPtr pDuplicateTokenHandle = new IntPtr(0);

            try
            {

                // get handle to token  

                bool bImpersonated = LogonUser(sUsername, sDomain, sPassword,

                    LOGON32_LOGON_NEWCREDENTIALS, LOGON32_PROVIDER_DEFAULT, ref pExistingTokenHandle);

                if (true == bImpersonated)
                {

                    if (!ImpersonateLoggedOnUser(pExistingTokenHandle))
                    {

                        int nErrorCode = Marshal.GetLastWin32Error();

                        throw new Exception("ImpersonateLoggedOnUser error;Code=" + nErrorCode);

                    }

                }

                else
                {

                    int nErrorCode = Marshal.GetLastWin32Error();

                    throw new Exception("LogonUser error;Code=" + nErrorCode);

                }

            }

            finally
            {

                // close handle(s)  

                if (pExistingTokenHandle != IntPtr.Zero)

                    CloseHandle(pExistingTokenHandle);

                if (pDuplicateTokenHandle != IntPtr.Zero)

                    CloseHandle(pDuplicateTokenHandle);

            }

        }

        protected virtual void Dispose(bool disposing)
        {

            if (!disposed)
            {

                RevertToSelf();

                disposed = true;

            }

        }

        public void Dispose()
        {

            Dispose(true);

        }
        /*
       //调用;指定共享机器上的用户名,机器名,密码,(不在域控中的.)  
      using (IdentityScope c = new IdentityScope("userId", "192.168.0.1", "psw"))  
 
      {//在此就可以访问了.  
 
      string[] filelist = System.IO.Directory.GetDirectories(@"http://www.cnblogs.com/yinchengliang/admin/file://192.168.0.1/folderName");  
 
      } 
       */
    }